10 Questions
What is the first step in a geotechnical investigation?
Gathering all available information
What is the purpose of a walk-over survey in a site investigation?
To identify rock type and boundaries, areas where the bedrock is covered with soils, and the stress situation in the area
At what stage of a site investigation is extensive field investigation performed?
Feasibility Study
What is the purpose of a pre-feasibility study in a site investigation?
To gather limited knowledge of the geological setting and ground information
What is the purpose of geological mapping in a site investigation?
To create detailed geological maps with profiles showing location and distribution of geological structures, weak zones, and jointing
Why is it important to conduct investigations during construction?
To detect possible adverse ground conditions ahead of the tunnel or working face
What is the purpose of a detailed design and construction planning stage in a site investigation?
To finalize the excavation location and design, and to estimate costs and plan rock support works
What type of information is collected during a reconnaissance survey?
Geological mapping, outcrop sampling, wide-spaced geochemical sampling, and preliminary geophysical survey
What is the purpose of a preliminary exploration in a site investigation?
To determine whether to proceed with detailed exploration
What is the purpose of geotechnical site investigations in construction projects?
To identify potential hazards and optimize construction plans
Test your knowledge of geological hazards such as landslides, earthquakes, and volcanic activity, and their importance in civil engineering. Explore the goals of geological exploration, including site suitability, soil and rock properties, and safety considerations.
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